It's a Beautiful Day(2013)

It's a Beautiful Day is a Korean thriller that follows A-Joong, an international student attending a camp in a rural Los Angeles suburb. Frustrated by his Japanese peers' reckless behavior—their heavy drinking, drug use, and sexual escapades—A-Joong finds himself caught in an escalating nightmare when a gang of murderous brothers sets their sights on the cottage housing the students. As the criminals close in with robbery and violence on their minds, A-Joong must navigate the clash between his moral disapproval of his classmates and the brutal reality of survival. The film explores tension and danger when worlds collide in unexpected ways, trapping innocent young people in a situation far beyond their control.